Added backend and refactored frond-end to support it.

* Removed unecesery home page
* Added PHP Api that provides auth and replaces the json-server for data storage
* Added support for alternate geocode-api
* Added registration  page

package.json

@@ -7,10 +7,11 @@
     "dev": "vite",
     "build": "vite build",
     "lint": "eslint src --ext js,jsx --report-unused-disable-directives --max-warnings 0",
-    "preview": "vite preview",
-    "server": "json-server --watch data/cities.json --port 8000 "
+    "lint-fix": "eslint src --ext js,jsx --report-unused-disable-directives --max-warnings 0 --fix",
+    "preview": "vite preview"
   },
   "dependencies": {
+    "axios": "^1.9.0",
     "json-server": "^0.17.3",
     "leaflet": "^1.9.4",
     "react": "^18.2.0",